Misc
Where are the reactants located in a chemical reaction equation?
On the Left
Carbon and hydrogen combine with oxygen to form carbon dioxide and water
Combustion
2 H2O → 2 H2 + O2
Decomposition
Increase concentration
Increase surface area
Increase temperature
Stir
catalyst
What must happen for something to be considered a chemical reaction?
Must make a new substance
Synthesis
Zn + 2 HCl → ZnCl2 + H2
Single replacement
Which reacts more quickly: a 20 g Alka Seltzer tablet or 20 g of crushed up Alka Seltzer?
Crushed
Identify the reactants in the following chemical equation: H2 + NaCl ---> H2Na + Cl + S
H2, NaCl
A compound that breaks down into simpler products
Decomposition
NaCl + AgNO3 → NaNO3 + AgCl
Double Replacement
In the elephant toothpaste reaction, Potassium Iodide makes the reaction happen but remains unchanged during the reaction. What role is it playing in the reaction?
It is a catalyst
What type of reaction is this: 2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
Single Replacement
Double Jeopardy (This Question is worth Double points)
What type of reaction of this equation? 2 Fe + 3 O2 -> 2 Fe2O3
Synthesis
C10H8 + 12 O2 → 10 CO2 + 4 H2O
Combustion
How is a catalyst different from a reactant in a reaction?
It does not change into something different
If 20 grams of hydrogen combines with 20 grams of oxygen to make water, what would the mass of the water be?
40 grams
What Chemical Reaction is this? CuCl2 + H2S -> CuS +2 HCl
Double Replacement
What are the 5 Chemical Reactions?
Synthesis, Decomposition, Single Replacement, Double replacement, Combustion
If Mr. G catches on fire, explain how smothering him with a blanket is related to one of the ways to speed up or slow down a reaction
You are decreasing the concentration of a reactant (oxygen) slowing down/stopping the reaction